Records of the Geological Survey of India, Volume 126, Part 2Government of India, 1991 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 231
Geological Survey of India. COAL WING AN OVERVIEW N. D. MITRA Deputy Director General , Coal Wing Calcutta . Regional exploration for coal was continued in the different Gondwana Basins in the states of West Bengal , Bihar , Orissa ...
Geological Survey of India. COAL WING AN OVERVIEW N. D. MITRA Deputy Director General , Coal Wing Calcutta . Regional exploration for coal was continued in the different Gondwana Basins in the states of West Bengal , Bihar , Orissa ...
Page 261
... exploration for power grade coal in parts of Lower Mahanadi Valley , regional exploration of coal is continued in 1991-92 F. S. in Talchir and Ib - River Coal basins in Orissa . During the course of exploration an additional reserve of ...
... exploration for power grade coal in parts of Lower Mahanadi Valley , regional exploration of coal is continued in 1991-92 F. S. in Talchir and Ib - River Coal basins in Orissa . During the course of exploration an additional reserve of ...
Page 287
... coal was conducted by deploying seven drills for identifying additional reserve of coking , superior quality and power grade coals . Exploration ... Exploration in Dulhara area , where the investigation was continuing to prove superior ...
... coal was conducted by deploying seven drills for identifying additional reserve of coking , superior quality and power grade coals . Exploration ... Exploration in Dulhara area , where the investigation was continuing to prove superior ...
Contents
AIRBORNE MINERAL SURVEYS AND EXPLORATION WING | 121 |
Geodata and Information Division | 141 |
Overview of the Deputy Director General | 195 |
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Common terms and phrases
aeromagnetic amphibolite analysis ANDHRA PRADESH anomalies bands Barakar Formation Barren Measures Formation basement basin belt Bengal Bihar Birbhum block boreholes calcareous carbonaceous carbonaceous shale clayey coal bearing coal seams COAL WING coarse grained Code cores covered cruise deposition DISTRICT drilled east EXPLORATION FOR COAL fault field season foraminifera geochemical GEOLOGICAL MAP geophysical gneiss Godavari Valley Gondwana grade grained sandstone granite heavy mineral INDEX intersected investigation isobath Kamthi Formation Lakshadweep lignite lime mud limestone located lower MADHYA PRADESH magnetic medium grained METAMORPHICS million tonnes mineralisation NW-SE occur ooids Orissa phyllite PLATE PLATE-I potentiality Precambrian quartz quartzite Rajmahal Raniganj Raniganj Formation Regional exploration ridge rocks Sakoli samples sand sandstone scale schist seam zones sector sediments sequence SHAHDOL DISTRICT shale shelf siltstone slope Sohagpur sq km strike studies sub-surface Survey of India Talchir Formation Toposheet trending upto VALLEY COALFIELD water depth